im trying to delete my bullet on collision help

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ProjectileTut : MonoBehaviour
{
private bool collided;
void onCollisionEnter(Collision co)
{
if (co.gameObject.tag != "Bullet" && co.gameObject.tag != "Player" && !collided)
{
collided = true;
Destroy(gameObject);
}
}
}

this what i have please help im new btw im using 2020.3.3 unity version and i followed a tutorial

 

Back up and do the tutorial again because obviously you missed something critical. We all know collision works and if that tutorial doesn't help you, go find another... there are THOUSANDS.



ALSO, if you post a code snippet, ALWAYS USE CODE TAGS:

How to use code tags: https://forum.unity.com/threads/using-code-tags-properly.143875/

How to report your problem productively in the Unity3D forums:

http://plbm.com/?p=220

How to understand compiler and other errors and even fix them yourself:

https://forum.unity.com/threads/ass...3-syntax-error-expected.1039702/#post-6730855

Also, consider this: